Ghostscript is the well-known PostScript interpreter which is available for all common and most esoteric platforms and supports many different printers and some displays. Versions entitled "GPL Ghostscript" are distributed with the GNU General Public License, which allows free use, and free copying and redistribution under certain conditions (including, in some cases, commercial distribution). This port includes add-on packages (not part of the official gs release) o HP2200 driver for HP DeskJet 8xx and Business Inkjet 2200 - http://hp.sourceforge.net/gs-hp2200.php o DJ970 driver for HP DeskJet 970CXi - http://www.harsch.net/Ghostscript/ghostscript.html o Special drivers for verious printer models - Alps, Canon, Epson, NEC, Lexmark, Ricoh,... o Additional contributed uniprint driver profiles for - Epson Stylus Color 740 and Epson LQ-1170 WWW: http://www.cs.wisc.edu/~ghost/doc/gnu/index.htm